Home / 4,642.82-6,406.98-2,518.28

Finding the Fourth Proportional to 4,642.82, 6,406.98 and 2,518.28

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Solution

The fourth proportional to 4,642.82, 6,406.98 and 2,518.28 is: 3,475.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,642.82 : 6,406.98 = 2,518.28 : x
  2. Step 2: Convert to fraction form
    4,642.82/6,406.98 = 2,518.28/x
  3. Step 3: Cross multiply
    4,642.82x = 6,406.98 × 2,518.28
  4. Step 4: Simplify right side
    4,642.82x = 16,134,569.59
  5. Step 5: Solve for x
    x = 16,134,569.59/4,642.82
  6. Step 6: Final answer
    x = 3,475.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.